/*
 * Copyright 2019-2020 the original author or authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package cool.houge.ws.session;

import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;

/**
 * 会话管理器.
 *
 * @author KK (kzou227@qq.com)
 */
public interface SessionManager {

    /**
     * 添加会话.
     *
     * @param session 会话
     */
    Mono<Void> add(Session session);

    /**
     * 移除会话.
     *
     * @param session 会话
     */
    Mono<Void> remove(Session session);

    /**
     * 根据用户认证 ID 移除会话.
     *
     * @param uid 用户认证 ID
     * @return 已经移除的会话
     */
    Flux<Session> removeByUid(String uid);

    /**
     * 根据用户认证 ID 查询会话.
     *
     * @param uid 用户认证 ID
     * @return 用户认证 ID 会话
     */
    Flux<Session> findByUid(String uid);

    /**
     * 返回当前所有会话.
     *
     * @return 当前所有会话.
     */
    Flux<Session> all();
}
